The internal force of a material, which tends to resist deformation when subjected to external forces, is known as ().
A、stress
B、strain
C、shear strength
D、ultimate tensile strength
A、stress
B、strain
C、shear strength
D、ultimate tensile strength
A、upward-acting weight force B、downward-acting weight force C、upward-acting buoyant force D、environmental force
A、splash method B、mechanical force feed lubricators C、detached sump method D、internal cooling passages in the crankshafts and connecting rods
A、A. using aggregate routes B、B. defining routes via the network statement C、C. disablin g synchronization D、D. forcing the next - hop address
A、unoccupied space below the waterline B、volume of intact space above the waterline C、excess of the buoyant force over the gravity force D、difference in the buoyant force in salt and fresh waters
A、turning effect of the force about a point B、instantaneous value of the force C、stability characteristics of the vessel D、center of gravity location
A、centrifugal force rotates the ball-head B、flyweight centrifugal force is balanced by spring force C、flyweight centrifugal force is balanced by hydraulic pressure D、speeder spring alone actuates the fuel control rod
A、A.Used of bimetallic piston rings B、B.Ring gap pre-tensioning C、C.Thermal increase in ring-end clearance D、D.Gas pressure acting against the back of the ring
A、A.centrifugal force rotates the ball-head B、B.flyweight centrifugal force is balanced by spring force C、C.flyweight centrifugal force is balanced by hydraulic pressure D、D.speeder spring alone actuates the fuel control rod